Frequencies for first 10,000 rows of dr_cf1 variable in vehicle dataset :

     Driver |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,312       33.12       33.12
          1 |        201        2.01       35.13
          2 |         21        0.21       35.34
          3 |          8        0.08       35.42
          4 |          6        0.06       35.48
          5 |         64        0.64       36.12
          6 |        332        3.32       39.44
         10 |          1        0.01       39.45
         11 |          2        0.02       39.47
         12 |          3        0.03       39.50
         20 |         63        0.63       40.13
         21 |         24        0.24       40.37
         22 |          7        0.07       40.44
         23 |         25        0.25       40.69
         24 |        135        1.35       42.04
         26 |         50        0.50       42.54
         27 |         83        0.83       43.37
         28 |      1,240       12.40       55.77
         29 |         13        0.13       55.90
         30 |         13        0.13       56.03
         31 |         12        0.12       56.15
         33 |         32        0.32       56.47
         34 |         10        0.10       56.57
         35 |         51        0.51       57.08
         36 |         54        0.54       57.62
         37 |         27        0.27       57.89
         38 |        568        5.68       63.57
         39 |        335        3.35       66.92
         40 |          6        0.06       66.98
         41 |          9        0.09       67.07
         42 |          4        0.04       67.11
         44 |      1,787       17.87       84.98
         45 |          5        0.05       85.03
         46 |          1        0.01       85.04
         47 |          3        0.03       85.07
         48 |        302        3.02       88.09
         50 |          8        0.08       88.17
         51 |        207        2.07       90.24
         52 |         10        0.10       90.34
         53 |          4        0.04       90.38
         54 |         36        0.36       90.74
         55 |          3        0.03       90.77
         58 |         32        0.32       91.09
         61 |         70        0.70       91.79
         62 |         34        0.34       92.13
         63 |         33        0.33       92.46
         64 |          2        0.02       92.48
         65 |         15        0.15       92.63
         66 |         36        0.36       92.99
         67 |         26        0.26       93.25
         71 |          2        0.02       93.27
         75 |          1        0.01       93.28
         76 |          2        0.02       93.30
         79 |         16        0.16       93.46
         80 |         30        0.30       93.76
         81 |          4        0.04       93.80
         82 |          2        0.02       93.82
         83 |          2        0.02       93.84
         84 |         52        0.52       94.36
         85 |          8        0.08       94.44
         86 |          5        0.05       94.49
         87 |         13        0.13       94.62
         90 |        320        3.20       97.82
         91 |        113        1.13       98.95
         92 |         25        0.25       99.20
         99 |         80        0.80      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016